.returnToTop{
	width: 42px;
	height: 42px;
	@include inline-block;
	@include border-radius(5px);
	background: url(../img/up.png) no-repeat center #a9b2b4;
	cursor: pointer;
	position: fixed;
	bottom: 25px;
	right: 25px;
	@include opacity(0.3);
	@include transition(0.5s);
	&:hover{
		opacity: 1;
	}
}